p2p

package
v0.1.63 Latest Latest
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 Go to latest Published: Nov 14, 2024 License: AGPL-3.0 Imports: 33 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func Dial 

func Dial(n *enode.Node) (*rlpxConn, error)

Dial attempts to Dial the given node and perform a handshake, returning the created Conn if successful.

func Listen 

func Listen(ln *enode.LocalNode) (*net.UDPConn, error)

func NewEthProtocol 

func NewEthProtocol(version uint, opts EthProtocolOptions) ethp2p.Protocol

NewEthProctocol creates the new eth protocol. This will handle writing the status exchange, message handling, and writing blocks/txs to the database.

func ParseBootnodes 

func ParseBootnodes(bootnodes string) ([]*enode.Node, error)

ParseBootnodes parses the bootnodes string and returns a node slice.

func ParseNode 

func ParseNode(source string) (*enode.Node, error)

ParseNode parses a node record and verifies its signature.

func ReadNodeSet 

func ReadNodeSet(file string) ([]*enode.Node, error)

ReadNodeSet parses a list of discovery node URLs loaded from a JSON file.

func WriteDNSTreeNodes added in v0.1.61 

func WriteDNSTreeNodes(file string, tree *dnsdisc.Tree) error

func WriteNodeSet 

func WriteNodeSet(file string, ns NodeSet, writeErrors bool) error

func WritePeers 

func WritePeers(file string, nodes map[enode.ID]string) error

func WriteURLs 

func WriteURLs(file string, ns NodeSet) error

Types

type AccountRange 

type AccountRange snap.AccountRangePacket

func (AccountRange) Code 

func (msg AccountRange) Code() int

func (AccountRange) ReqID 

func (msg AccountRange) ReqID() uint64

type BlockBodies 

type BlockBodies eth.BlockBodiesPacket

BlockBodies is the network packet for block content distribution.

func (BlockBodies) Code 

func (msg BlockBodies) Code() int

func (BlockBodies) ReqID 

func (msg BlockBodies) ReqID() uint64

type BlockHashEntry added in v0.1.63 

type BlockHashEntry struct {
	// contains filtered or unexported fields
}

type BlockHeaders 

type BlockHeaders eth.BlockHeadersPacket

func (BlockHeaders) Code 

func (msg BlockHeaders) Code() int

func (BlockHeaders) ReqID 

func (msg BlockHeaders) ReqID() uint64

type ByteCodes 

type ByteCodes snap.ByteCodesPacket

func (ByteCodes) Code 

func (msg ByteCodes) Code() int

func (ByteCodes) ReqID 

func (msg ByteCodes) ReqID() uint64

type Disconnect 

type Disconnect struct {
	Reason p2p.DiscReason
}

Disconnect is the RLP structure for a disconnect message.

func (Disconnect) Code 

func (msg Disconnect) Code() int

func (Disconnect) ReqID 

func (msg Disconnect) ReqID() uint64

type Disconnects 

type Disconnects []p2p.DiscReason

Disconnects is the RLP structure for disconnect messages.

func (Disconnects) Code 

func (msg Disconnects) Code() int

func (Disconnects) ReqID 

func (msg Disconnects) ReqID() uint64

type Error 

type Error struct {
	// contains filtered or unexported fields
}

func (*Error) Code 

func (e *Error) Code() int

func (*Error) Error 

func (e *Error) Error() string

func (*Error) ReqID 

func (e *Error) ReqID() uint64

func (*Error) String 

func (e *Error) String() string

func (*Error) Unwrap 

func (e *Error) Unwrap() error

type EthProtocolOptions 

type EthProtocolOptions struct {
	Context     context.Context
	Database    database.Database
	GenesisHash common.Hash
	RPC         string
	SensorID    string
	NetworkID   uint64
	Peers       chan *enode.Node
	ForkID      forkid.ID
	MsgCounter  *prometheus.CounterVec

	// Head keeps track of the current head block of the chain. This is required
	// when doing the status exchange.
	Head      *HeadBlock
	HeadMutex *sync.RWMutex
}

EthProtocolOptions is the options used when creating a new eth protocol.

type GetAccountRange 

type GetAccountRange snap.GetAccountRangePacket

GetAccountRange represents an account range query.

func (GetAccountRange) Code 

func (msg GetAccountRange) Code() int

func (GetAccountRange) ReqID 

func (msg GetAccountRange) ReqID() uint64

type GetBlockBodies 

type GetBlockBodies eth.GetBlockBodiesPacket

GetBlockBodies represents a GetBlockBodies request

func (GetBlockBodies) Code 

func (msg GetBlockBodies) Code() int

func (GetBlockBodies) ReqID 

func (msg GetBlockBodies) ReqID() uint64

type GetBlockHeaders 

type GetBlockHeaders eth.GetBlockHeadersPacket

GetBlockHeaders represents a block header query.

func (GetBlockHeaders) Code 

func (msg GetBlockHeaders) Code() int

func (GetBlockHeaders) ReqID 

func (msg GetBlockHeaders) ReqID() uint64

type GetByteCodes 

type GetByteCodes snap.GetByteCodesPacket

func (GetByteCodes) Code 

func (msg GetByteCodes) Code() int

func (GetByteCodes) ReqID 

func (msg GetByteCodes) ReqID() uint64

type GetPooledTransactions 

type GetPooledTransactions eth.GetPooledTransactionsPacket

func (GetPooledTransactions) Code 

func (msg GetPooledTransactions) Code() int

func (GetPooledTransactions) ReqID 

func (msg GetPooledTransactions) ReqID() uint64

type GetStorageRanges 

type GetStorageRanges snap.GetStorageRangesPacket

func (GetStorageRanges) Code 

func (msg GetStorageRanges) Code() int

func (GetStorageRanges) ReqID 

func (msg GetStorageRanges) ReqID() uint64

type GetTrieNodes 

type GetTrieNodes snap.GetTrieNodesPacket

func (GetTrieNodes) Code 

func (msg GetTrieNodes) Code() int

func (GetTrieNodes) ReqID 

func (msg GetTrieNodes) ReqID() uint64

type HeadBlock 

type HeadBlock struct {
	Hash            common.Hash
	TotalDifficulty *big.Int
	Number          uint64
	Time            uint64
}

HeadBlock contains the necessary head block data for the status message.

type Hello 

type Hello struct {
	Version    uint64
	Name       string
	Caps       []p2p.Cap
	ListenPort uint64
	ID         []byte // secp256k1 public key

	// Ignore additional fields (for forward compatibility).
	Rest []rlp.RawValue `rlp:"tail"`
}

Hello is the RLP structure of the protocol handshake.

func (Hello) Code 

func (msg Hello) Code() int

func (Hello) ReqID 

func (msg Hello) ReqID() uint64

type Message 

type Message interface {
	Code() int
	ReqID() uint64
}

type MessageCount 

type MessageCount struct {
	BlockHeaders        int64 `json:"block_headers,omitempty"`
	BlockBodies         int64 `json:"block_bodies,omitempty"`
	Blocks              int64 `json:"blocks,omitempty"`
	BlockHashes         int64 `json:"block_hashes,omitempty"`
	BlockHeaderRequests int64 `json:"block_header_requests,omitempty"`
	BlockBodiesRequests int64 `json:"block_bodies_requests,omitempty"`
	Transactions        int64 `json:"transactions,omitempty"`
	TransactionHashes   int64 `json:"transaction_hashes,omitempty"`
	TransactionRequests int64 `json:"transaction_requests,omitempty"`
	Pings               int64 `json:"pings,omitempty"`
	Errors              int64 `json:"errors,omitempty"`
	Disconnects         int64 `json:"disconnects,omitempty"`
}

MessageCount is used to help the outer goroutine to receive summary of the number and type of messages that were sent. This is used for distributed logging. It can be used to count the different types of messages received across all peer connections to provide a summary.

func (*MessageCount) Clear 

func (count *MessageCount) Clear()

Clear clears all of the counts from the message counter.

func (*MessageCount) IsEmpty 

func (c *MessageCount) IsEmpty() bool

IsEmpty checks whether the sum of all the counts is empty. Make sure to call Load before this method to get an accurate count.

func (*MessageCount) Load 

func (count *MessageCount) Load() MessageCount

Load takes a snapshot of all the counts in a thread-safe manner. Make sure you call this and read from the returned object.

type NewBlock 

type NewBlock eth.NewBlockPacket

NewBlock is the network packet for the block propagation message.

func (NewBlock) Code 

func (msg NewBlock) Code() int

func (NewBlock) ReqID 

func (msg NewBlock) ReqID() uint64

type NewBlockHashes 

type NewBlockHashes eth.NewBlockHashesPacket

NewBlockHashes is the network packet for the block announcements.

func (NewBlockHashes) Code 

func (msg NewBlockHashes) Code() int

func (NewBlockHashes) ReqID 

func (msg NewBlockHashes) ReqID() uint64

type NewPooledTransactionHashes 

type NewPooledTransactionHashes struct {
	Types  []byte
	Sizes  []uint32
	Hashes []common.Hash
}

NewPooledTransactionHashes is the network packet for the tx hash propagation message.

func (NewPooledTransactionHashes) Code 

func (msg NewPooledTransactionHashes) Code() int

func (NewPooledTransactionHashes) ReqID 

func (msg NewPooledTransactionHashes) ReqID() uint64

type NewPooledTransactionHashes66 

type NewPooledTransactionHashes66 []common.Hash

NewPooledTransactionHashes66 is the network packet for the tx hash propagation message.

func (NewPooledTransactionHashes66) Code 

func (msg NewPooledTransactionHashes66) Code() int

func (NewPooledTransactionHashes66) ReqID 

func (msg NewPooledTransactionHashes66) ReqID() uint64

type NodeJSON 

type NodeJSON struct {
	URL    string  `json:"url"`
	Hello  *Hello  `json:"hello,omitempty"`
	Status *Status `json:"status,omitempty"`
	Error  string  `json:"error,omitempty"`
	Time   int64   `json:"time,omitempty"`
	Nodes  int     `json:"nodes,omitempty"`
}

type NodeSet 

type NodeSet map[enode.ID][]NodeJSON

type Ping 

type Ping struct{}

func (Ping) Code 

func (msg Ping) Code() int

func (Ping) ReqID 

func (msg Ping) ReqID() uint64

type Pong 

type Pong struct{}

func (Pong) Code 

func (msg Pong) Code() int

func (Pong) ReqID 

func (msg Pong) ReqID() uint64

type PooledTransactions 

type PooledTransactions eth.PooledTransactionsPacket

func (PooledTransactions) Code 

func (msg PooledTransactions) Code() int

func (PooledTransactions) ReqID 

func (msg PooledTransactions) ReqID() uint64

type Status 

type Status eth.StatusPacket

Status is the network packet for the status message for eth/64 and later.

func (Status) Code 

func (msg Status) Code() int

func (Status) ReqID 

func (msg Status) ReqID() uint64

type StorageRanges 

type StorageRanges snap.StorageRangesPacket

func (StorageRanges) Code 

func (msg StorageRanges) Code() int

func (StorageRanges) ReqID 

func (msg StorageRanges) ReqID() uint64

type Transactions 

type Transactions eth.TransactionsPacket

func (Transactions) Code 

func (msg Transactions) Code() int

func (Transactions) ReqID 

func (msg Transactions) ReqID() uint64

type TrieNodes 

type TrieNodes snap.TrieNodesPacket

func (TrieNodes) Code 

func (msg TrieNodes) Code() int

func (TrieNodes) ReqID 

func (msg TrieNodes) ReqID() uint64

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